what do u undertsand by the focus and focal length of a spherical mirror?
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Focus - The point on the principal axis at which the incident rays which are parallel to the principal axis, meet after reflection from the mirror is called focus. Focal length - The distance between focus and pole is focal length.
Answered by
1
Answer:
The point on the principal axis at which the incident rays which are parallel to the principal axis, meet after reflection from the mirror is called focus. Focal length - The distance between focus and pole is focal length.
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